body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

code {
  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
    monospace;
}

/* 全局加载动画 */
.loading-spin {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 200px;
}

/* 错误页面样式 */
.error-page {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 400px;
  text-align: center;
}

/* 空状态样式 */
.empty-state {
  padding: 60px 0;
  text-align: center;
}
